/*
 * Copyright 2014 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.data.hadoop.store.partition;

import org.apache.hadoop.fs.Path;

/**
 * A {@code PartitionResolver} is a strategy interface defining
 * how partition key can be resolved into the actual {@link Path}.
 *
 * @author Janne Valkealahti
 *
 * @param <K> the type of a partition key
 */
public interface PartitionResolver<K> {

	/**
	 * Resolve path with a given partition key.
	 *
	 * @param partitionKey the partition key
	 * @return the path
	 */
	Path resolvePath(K partitionKey);

}
